oceanoptics says:
Extended-range Measurement of a Deuterium-Halogen Light Source: Broad UV-NIR spectral coverage can be achieved in … http://bit.ly/9obd39
astridclaessen says:
Working on my photo assignment studying use of greycard, light(measurement) and daylight versus artificial light http://ping.fm/QJJtv
jonraasch says:
I hate it when people say things like "we're light years behind so and so"…..it's a distance measurement, not time…
Tags: light measurement